17725ccfdSJing Huang /* 2889d0d42SAnil Gurumurthy * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. 3889d0d42SAnil Gurumurthy * Copyright (c) 2014- QLogic Corporation. 47725ccfdSJing Huang * All rights reserved 5889d0d42SAnil Gurumurthy * www.qlogic.com 67725ccfdSJing Huang * 77725ccfdSJing Huang * Linux driver for Brocade Fibre Channel Host Bus Adapter. 87725ccfdSJing Huang * 97725ccfdSJing Huang * This program is free software; you can redistribute it and/or modify it 107725ccfdSJing Huang * under the terms of the GNU General Public License (GPL) Version 2 as 117725ccfdSJing Huang * published by the Free Software Foundation 127725ccfdSJing Huang * 137725ccfdSJing Huang * This program is distributed in the hope that it will be useful, but 147725ccfdSJing Huang * WITHOUT ANY WARRANTY; without even the implied warranty of 157725ccfdSJing Huang * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 167725ccfdSJing Huang * General Public License for more details. 177725ccfdSJing Huang */ 187725ccfdSJing Huang 195fbe25c7SJing Huang /* 207725ccfdSJing Huang * bfa_fcs.c BFA FCS main 217725ccfdSJing Huang */ 227725ccfdSJing Huang 23f16a1750SMaggie Zhang #include "bfad_drv.h" 247826f304SKrishna Gudipati #include "bfad_im.h" 25a36c61f9SKrishna Gudipati #include "bfa_fcs.h" 26a36c61f9SKrishna Gudipati #include "bfa_fcbuild.h" 27a36c61f9SKrishna Gudipati 28a36c61f9SKrishna Gudipati BFA_TRC_FILE(FCS, FCS); 297725ccfdSJing Huang 305fbe25c7SJing Huang /* 317725ccfdSJing Huang * FCS sub-modules 327725ccfdSJing Huang */ 337725ccfdSJing Huang struct bfa_fcs_mod_s { 3482794a2eSKrishna Gudipati void (*attach) (struct bfa_fcs_s *fcs); 357725ccfdSJing Huang void (*modinit) (struct bfa_fcs_s *fcs); 367725ccfdSJing Huang void (*modexit) (struct bfa_fcs_s *fcs); 377725ccfdSJing Huang }; 387725ccfdSJing Huang 397725ccfdSJing Huang #define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit } 407725ccfdSJing Huang 417725ccfdSJing Huang static struct bfa_fcs_mod_s fcs_modules[] = { 42a36c61f9SKrishna Gudipati { bfa_fcs_port_attach, NULL, NULL }, 4382794a2eSKrishna Gudipati { bfa_fcs_uf_attach, NULL, NULL }, 4482794a2eSKrishna Gudipati { bfa_fcs_fabric_attach, bfa_fcs_fabric_modinit, 4582794a2eSKrishna Gudipati bfa_fcs_fabric_modexit }, 467725ccfdSJing Huang }; 477725ccfdSJing Huang 485fbe25c7SJing Huang /* 497725ccfdSJing Huang * fcs_api BFA FCS API 507725ccfdSJing Huang */ 517725ccfdSJing Huang 527725ccfdSJing Huang static void 537725ccfdSJing Huang bfa_fcs_exit_comp(void *fcs_cbarg) 547725ccfdSJing Huang { 557725ccfdSJing Huang struct bfa_fcs_s *fcs = fcs_cbarg; 567725ccfdSJing Huang struct bfad_s *bfad = fcs->bfad; 577725ccfdSJing Huang 587725ccfdSJing Huang complete(&bfad->comp); 597725ccfdSJing Huang } 607725ccfdSJing Huang 617725ccfdSJing Huang 627725ccfdSJing Huang 635fbe25c7SJing Huang /* 647725ccfdSJing Huang * fcs_api BFA FCS API 657725ccfdSJing Huang */ 667725ccfdSJing Huang 675fbe25c7SJing Huang /* 6882794a2eSKrishna Gudipati * fcs attach -- called once to initialize data structures at driver attach time 697725ccfdSJing Huang */ 707725ccfdSJing Huang void 7182794a2eSKrishna Gudipati bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad, 727725ccfdSJing Huang bfa_boolean_t min_cfg) 737725ccfdSJing Huang { 747725ccfdSJing Huang int i; 757725ccfdSJing Huang struct bfa_fcs_mod_s *mod; 767725ccfdSJing Huang 777725ccfdSJing Huang fcs->bfa = bfa; 787725ccfdSJing Huang fcs->bfad = bfad; 797725ccfdSJing Huang fcs->min_cfg = min_cfg; 8061ba4394SKrishna Gudipati fcs->num_rport_logins = 0; 817725ccfdSJing Huang 82f7f73812SMaggie Zhang bfa->fcs = BFA_TRUE; 837725ccfdSJing Huang fcbuild_init(); 847725ccfdSJing Huang 8544416c42SFabian Frederick for (i = 0; i < ARRAY_SIZE(fcs_modules); i++) { 867725ccfdSJing Huang mod = &fcs_modules[i]; 8782794a2eSKrishna Gudipati if (mod->attach) 8882794a2eSKrishna Gudipati mod->attach(fcs); 8982794a2eSKrishna Gudipati } 9082794a2eSKrishna Gudipati } 9182794a2eSKrishna Gudipati 925fbe25c7SJing Huang /* 9382794a2eSKrishna Gudipati * fcs initialization, called once after bfa initialization is complete 9482794a2eSKrishna Gudipati */ 9582794a2eSKrishna Gudipati void 9682794a2eSKrishna Gudipati bfa_fcs_init(struct bfa_fcs_s *fcs) 9782794a2eSKrishna Gudipati { 9875332a70SKrishna Gudipati int i; 9982794a2eSKrishna Gudipati struct bfa_fcs_mod_s *mod; 10082794a2eSKrishna Gudipati 10144416c42SFabian Frederick for (i = 0; i < ARRAY_SIZE(fcs_modules); i++) { 10282794a2eSKrishna Gudipati mod = &fcs_modules[i]; 10382794a2eSKrishna Gudipati if (mod->modinit) 1047725ccfdSJing Huang mod->modinit(fcs); 1057725ccfdSJing Huang } 10675332a70SKrishna Gudipati } 10775332a70SKrishna Gudipati 10875332a70SKrishna Gudipati /* 10975332a70SKrishna Gudipati * FCS update cfg - reset the pwwn/nwwn of fabric base logical port 11075332a70SKrishna Gudipati * with values learned during bfa_init firmware GETATTR REQ. 11175332a70SKrishna Gudipati */ 11275332a70SKrishna Gudipati void 11375332a70SKrishna Gudipati bfa_fcs_update_cfg(struct bfa_fcs_s *fcs) 11475332a70SKrishna Gudipati { 11575332a70SKrishna Gudipati struct bfa_fcs_fabric_s *fabric = &fcs->fabric; 11675332a70SKrishna Gudipati struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; 11775332a70SKrishna Gudipati struct bfa_ioc_s *ioc = &fabric->fcs->bfa->ioc; 11875332a70SKrishna Gudipati 11975332a70SKrishna Gudipati port_cfg->nwwn = ioc->attr->nwwn; 12075332a70SKrishna Gudipati port_cfg->pwwn = ioc->attr->pwwn; 12175332a70SKrishna Gudipati } 12275332a70SKrishna Gudipati 12375332a70SKrishna Gudipati /* 124881c1b3cSKrishna Gudipati * Stop FCS operations. 125881c1b3cSKrishna Gudipati */ 126881c1b3cSKrishna Gudipati void 127881c1b3cSKrishna Gudipati bfa_fcs_stop(struct bfa_fcs_s *fcs) 128881c1b3cSKrishna Gudipati { 129881c1b3cSKrishna Gudipati bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs); 130881c1b3cSKrishna Gudipati bfa_wc_up(&fcs->wc); 131881c1b3cSKrishna Gudipati bfa_fcs_fabric_modstop(fcs); 132881c1b3cSKrishna Gudipati bfa_wc_wait(&fcs->wc); 133881c1b3cSKrishna Gudipati } 134881c1b3cSKrishna Gudipati 135881c1b3cSKrishna Gudipati /* 13675332a70SKrishna Gudipati * fcs pbc vport initialization 13775332a70SKrishna Gudipati */ 13875332a70SKrishna Gudipati void 13975332a70SKrishna Gudipati bfa_fcs_pbc_vport_init(struct bfa_fcs_s *fcs) 14075332a70SKrishna Gudipati { 14175332a70SKrishna Gudipati int i, npbc_vports; 14275332a70SKrishna Gudipati struct bfi_pbc_vport_s pbc_vports[BFI_PBC_MAX_VPORTS]; 14375332a70SKrishna Gudipati 144d9883548SJing Huang /* Initialize pbc vports */ 145d9883548SJing Huang if (!fcs->min_cfg) { 146d9883548SJing Huang npbc_vports = 147d9883548SJing Huang bfa_iocfc_get_pbc_vports(fcs->bfa, pbc_vports); 148d9883548SJing Huang for (i = 0; i < npbc_vports; i++) 149d9883548SJing Huang bfa_fcb_pbc_vport_create(fcs->bfa->bfad, pbc_vports[i]); 150d9883548SJing Huang } 1517725ccfdSJing Huang } 1527725ccfdSJing Huang 1535fbe25c7SJing Huang /* 154a36c61f9SKrishna Gudipati * brief 1557725ccfdSJing Huang * FCS driver details initialization. 1567725ccfdSJing Huang * 1577725ccfdSJing Huang * param[in] fcs FCS instance 1587725ccfdSJing Huang * param[in] driver_info Driver Details 1597725ccfdSJing Huang * 1607725ccfdSJing Huang * return None 1617725ccfdSJing Huang */ 1627725ccfdSJing Huang void 1637725ccfdSJing Huang bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, 1647725ccfdSJing Huang struct bfa_fcs_driver_info_s *driver_info) 1657725ccfdSJing Huang { 1667725ccfdSJing Huang 1677725ccfdSJing Huang fcs->driver_info = *driver_info; 1687725ccfdSJing Huang 1697725ccfdSJing Huang bfa_fcs_fabric_psymb_init(&fcs->fabric); 170ce7242b8SKrishna Gudipati bfa_fcs_fabric_nsymb_init(&fcs->fabric); 1717725ccfdSJing Huang } 1727725ccfdSJing Huang 1735fbe25c7SJing Huang /* 174a36c61f9SKrishna Gudipati * brief 1757725ccfdSJing Huang * FCS instance cleanup and exit. 1767725ccfdSJing Huang * 1777725ccfdSJing Huang * param[in] fcs FCS instance 1787725ccfdSJing Huang * return None 1797725ccfdSJing Huang */ 1807725ccfdSJing Huang void 1817725ccfdSJing Huang bfa_fcs_exit(struct bfa_fcs_s *fcs) 1827725ccfdSJing Huang { 1837725ccfdSJing Huang struct bfa_fcs_mod_s *mod; 184a36c61f9SKrishna Gudipati int nmods, i; 1857725ccfdSJing Huang 1867725ccfdSJing Huang bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs); 1877725ccfdSJing Huang 18844416c42SFabian Frederick nmods = ARRAY_SIZE(fcs_modules); 189a36c61f9SKrishna Gudipati 190a36c61f9SKrishna Gudipati for (i = 0; i < nmods; i++) { 1917725ccfdSJing Huang 1927725ccfdSJing Huang mod = &fcs_modules[i]; 19382794a2eSKrishna Gudipati if (mod->modexit) { 19482794a2eSKrishna Gudipati bfa_wc_up(&fcs->wc); 1957725ccfdSJing Huang mod->modexit(fcs); 1967725ccfdSJing Huang } 19782794a2eSKrishna Gudipati } 1987725ccfdSJing Huang 1997725ccfdSJing Huang bfa_wc_wait(&fcs->wc); 2007725ccfdSJing Huang } 2017725ccfdSJing Huang 2027725ccfdSJing Huang 2035fbe25c7SJing Huang /* 204a36c61f9SKrishna Gudipati * Fabric module implementation. 205a36c61f9SKrishna Gudipati */ 2067725ccfdSJing Huang 207a36c61f9SKrishna Gudipati #define BFA_FCS_FABRIC_RETRY_DELAY (2000) /* Milliseconds */ 208a36c61f9SKrishna Gudipati #define BFA_FCS_FABRIC_CLEANUP_DELAY (10000) /* Milliseconds */ 209a36c61f9SKrishna Gudipati 210a36c61f9SKrishna Gudipati #define bfa_fcs_fabric_set_opertype(__fabric) do { \ 211a36c61f9SKrishna Gudipati if (bfa_fcport_get_topology((__fabric)->fcs->bfa) \ 212d7be54ccSKrishna Gudipati == BFA_PORT_TOPOLOGY_P2P) { \ 213d7be54ccSKrishna Gudipati if (fabric->fab_type == BFA_FCS_FABRIC_SWITCHED) \ 214a36c61f9SKrishna Gudipati (__fabric)->oper_type = BFA_PORT_TYPE_NPORT; \ 215a36c61f9SKrishna Gudipati else \ 216d7be54ccSKrishna Gudipati (__fabric)->oper_type = BFA_PORT_TYPE_P2P; \ 217d7be54ccSKrishna Gudipati } else \ 218a36c61f9SKrishna Gudipati (__fabric)->oper_type = BFA_PORT_TYPE_NLPORT; \ 219a36c61f9SKrishna Gudipati } while (0) 220a36c61f9SKrishna Gudipati 221a36c61f9SKrishna Gudipati /* 222a36c61f9SKrishna Gudipati * forward declarations 223a36c61f9SKrishna Gudipati */ 224a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric); 225a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric); 226a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric); 227a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric); 228a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_delay(void *cbarg); 229a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric); 230a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_delete_comp(void *cbarg); 231881c1b3cSKrishna Gudipati static void bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric); 232881c1b3cSKrishna Gudipati static void bfa_fcs_fabric_stop_comp(void *cbarg); 233a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, 234a36c61f9SKrishna Gudipati struct fchs_s *fchs, u16 len); 235a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, 236a36c61f9SKrishna Gudipati struct fchs_s *fchs, u16 len); 237a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric); 238a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg, 239a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp, void *cbarg, 240a36c61f9SKrishna Gudipati bfa_status_t status, 241a36c61f9SKrishna Gudipati u32 rsp_len, 242a36c61f9SKrishna Gudipati u32 resid_len, 243a36c61f9SKrishna Gudipati struct fchs_s *rspfchs); 244a36c61f9SKrishna Gudipati 245a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, 246a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 247a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, 248a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 249a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, 250a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 251a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, 252a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 253a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, 254a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 255a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, 256a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 257a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, 258a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 259a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, 260a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 261a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, 262a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 263a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, 264a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 265a36c61f9SKrishna Gudipati static void bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, 266a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event); 267881c1b3cSKrishna Gudipati static void bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric, 268881c1b3cSKrishna Gudipati enum bfa_fcs_fabric_event event); 269881c1b3cSKrishna Gudipati static void bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric, 270881c1b3cSKrishna Gudipati enum bfa_fcs_fabric_event event); 2715fbe25c7SJing Huang /* 272a36c61f9SKrishna Gudipati * Beginning state before fabric creation. 273a36c61f9SKrishna Gudipati */ 274a36c61f9SKrishna Gudipati static void 275a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric, 276a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 277a36c61f9SKrishna Gudipati { 278a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 279a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 280a36c61f9SKrishna Gudipati 281a36c61f9SKrishna Gudipati switch (event) { 282a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_CREATE: 283a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); 284a36c61f9SKrishna Gudipati bfa_fcs_fabric_init(fabric); 285a36c61f9SKrishna Gudipati bfa_fcs_lport_init(&fabric->bport, &fabric->bport.port_cfg); 286a36c61f9SKrishna Gudipati break; 287a36c61f9SKrishna Gudipati 288a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_UP: 289a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 290a36c61f9SKrishna Gudipati break; 291a36c61f9SKrishna Gudipati 292a36c61f9SKrishna Gudipati default: 293a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 294a36c61f9SKrishna Gudipati } 295a36c61f9SKrishna Gudipati } 296a36c61f9SKrishna Gudipati 2975fbe25c7SJing Huang /* 298a36c61f9SKrishna Gudipati * Beginning state before fabric creation. 299a36c61f9SKrishna Gudipati */ 300a36c61f9SKrishna Gudipati static void 301a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric, 302a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 303a36c61f9SKrishna Gudipati { 304bc0e2c2aSKrishna Gudipati struct bfa_s *bfa = fabric->fcs->bfa; 305bc0e2c2aSKrishna Gudipati 306a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 307a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 308a36c61f9SKrishna Gudipati 309a36c61f9SKrishna Gudipati switch (event) { 310a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_START: 311bc0e2c2aSKrishna Gudipati if (!bfa_fcport_is_linkup(fabric->fcs->bfa)) { 312bc0e2c2aSKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); 313bc0e2c2aSKrishna Gudipati break; 314bc0e2c2aSKrishna Gudipati } 315bc0e2c2aSKrishna Gudipati if (bfa_fcport_get_topology(bfa) == 316bc0e2c2aSKrishna Gudipati BFA_PORT_TOPOLOGY_LOOP) { 317bc0e2c2aSKrishna Gudipati fabric->fab_type = BFA_FCS_FABRIC_LOOP; 318bc0e2c2aSKrishna Gudipati fabric->bport.pid = bfa_fcport_get_myalpa(bfa); 319bc0e2c2aSKrishna Gudipati fabric->bport.pid = bfa_hton3b(fabric->bport.pid); 320bc0e2c2aSKrishna Gudipati bfa_sm_set_state(fabric, 321bc0e2c2aSKrishna Gudipati bfa_fcs_fabric_sm_online); 322bc0e2c2aSKrishna Gudipati bfa_fcs_fabric_set_opertype(fabric); 323bc0e2c2aSKrishna Gudipati bfa_fcs_lport_online(&fabric->bport); 324bc0e2c2aSKrishna Gudipati } else { 325a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); 326a36c61f9SKrishna Gudipati bfa_fcs_fabric_login(fabric); 327bc0e2c2aSKrishna Gudipati } 328a36c61f9SKrishna Gudipati break; 329a36c61f9SKrishna Gudipati 330a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_UP: 331a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 332a36c61f9SKrishna Gudipati break; 333a36c61f9SKrishna Gudipati 334a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELETE: 335dd5aaf45SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); 336dd5aaf45SKrishna Gudipati bfa_fcs_fabric_delete(fabric); 337a36c61f9SKrishna Gudipati break; 338a36c61f9SKrishna Gudipati 339a36c61f9SKrishna Gudipati default: 340a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 341a36c61f9SKrishna Gudipati } 342a36c61f9SKrishna Gudipati } 343a36c61f9SKrishna Gudipati 3445fbe25c7SJing Huang /* 345a36c61f9SKrishna Gudipati * Link is down, awaiting LINK UP event from port. This is also the 346a36c61f9SKrishna Gudipati * first state at fabric creation. 347a36c61f9SKrishna Gudipati */ 348a36c61f9SKrishna Gudipati static void 349a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric, 350a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 351a36c61f9SKrishna Gudipati { 352bc0e2c2aSKrishna Gudipati struct bfa_s *bfa = fabric->fcs->bfa; 353bc0e2c2aSKrishna Gudipati 354a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 355a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 356a36c61f9SKrishna Gudipati 357a36c61f9SKrishna Gudipati switch (event) { 358a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_UP: 359bc0e2c2aSKrishna Gudipati if (bfa_fcport_get_topology(bfa) != BFA_PORT_TOPOLOGY_LOOP) { 360a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); 361a36c61f9SKrishna Gudipati bfa_fcs_fabric_login(fabric); 362a36c61f9SKrishna Gudipati break; 363bc0e2c2aSKrishna Gudipati } 364bc0e2c2aSKrishna Gudipati fabric->fab_type = BFA_FCS_FABRIC_LOOP; 365bc0e2c2aSKrishna Gudipati fabric->bport.pid = bfa_fcport_get_myalpa(bfa); 366bc0e2c2aSKrishna Gudipati fabric->bport.pid = bfa_hton3b(fabric->bport.pid); 367bc0e2c2aSKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); 368bc0e2c2aSKrishna Gudipati bfa_fcs_fabric_set_opertype(fabric); 369bc0e2c2aSKrishna Gudipati bfa_fcs_lport_online(&fabric->bport); 370bc0e2c2aSKrishna Gudipati break; 371a36c61f9SKrishna Gudipati 372a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_RETRY_OP: 373bc0e2c2aSKrishna Gudipati case BFA_FCS_FABRIC_SM_LOOPBACK: 374a36c61f9SKrishna Gudipati break; 375a36c61f9SKrishna Gudipati 376a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELETE: 377a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); 378a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete(fabric); 379a36c61f9SKrishna Gudipati break; 380a36c61f9SKrishna Gudipati 381881c1b3cSKrishna Gudipati case BFA_FCS_FABRIC_SM_STOP: 382881c1b3cSKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup); 383881c1b3cSKrishna Gudipati bfa_fcs_fabric_stop(fabric); 384881c1b3cSKrishna Gudipati break; 385881c1b3cSKrishna Gudipati 386a36c61f9SKrishna Gudipati default: 387a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 388a36c61f9SKrishna Gudipati } 389a36c61f9SKrishna Gudipati } 390a36c61f9SKrishna Gudipati 3915fbe25c7SJing Huang /* 392a36c61f9SKrishna Gudipati * FLOGI is in progress, awaiting FLOGI reply. 393a36c61f9SKrishna Gudipati */ 394a36c61f9SKrishna Gudipati static void 395a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric, 396a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 397a36c61f9SKrishna Gudipati { 398a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 399a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 400a36c61f9SKrishna Gudipati 401a36c61f9SKrishna Gudipati switch (event) { 402a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_CONT_OP: 403a36c61f9SKrishna Gudipati 404a36c61f9SKrishna Gudipati bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, 405bbe37a67SVijaya Mohan Guvva fabric->bb_credit); 406a36c61f9SKrishna Gudipati fabric->fab_type = BFA_FCS_FABRIC_SWITCHED; 407a36c61f9SKrishna Gudipati 408a36c61f9SKrishna Gudipati if (fabric->auth_reqd && fabric->is_auth) { 409a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth); 410a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 411a36c61f9SKrishna Gudipati } else { 412a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); 413a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_online(fabric); 414a36c61f9SKrishna Gudipati } 415a36c61f9SKrishna Gudipati break; 416a36c61f9SKrishna Gudipati 417a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_RETRY_OP: 418a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi_retry); 419a36c61f9SKrishna Gudipati bfa_timer_start(fabric->fcs->bfa, &fabric->delay_timer, 420a36c61f9SKrishna Gudipati bfa_fcs_fabric_delay, fabric, 421a36c61f9SKrishna Gudipati BFA_FCS_FABRIC_RETRY_DELAY); 422a36c61f9SKrishna Gudipati break; 423a36c61f9SKrishna Gudipati 424a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LOOPBACK: 425a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_loopback); 426f7f73812SMaggie Zhang bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); 427a36c61f9SKrishna Gudipati bfa_fcs_fabric_set_opertype(fabric); 428a36c61f9SKrishna Gudipati break; 429a36c61f9SKrishna Gudipati 430a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_NO_FABRIC: 431a36c61f9SKrishna Gudipati fabric->fab_type = BFA_FCS_FABRIC_N2N; 432a36c61f9SKrishna Gudipati bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, 433bbe37a67SVijaya Mohan Guvva fabric->bb_credit); 434a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_online(fabric); 435a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric); 436a36c61f9SKrishna Gudipati break; 437a36c61f9SKrishna Gudipati 438a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 439a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); 440f7f73812SMaggie Zhang bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); 441a36c61f9SKrishna Gudipati break; 442a36c61f9SKrishna Gudipati 443a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELETE: 444a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); 445f7f73812SMaggie Zhang bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); 446a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete(fabric); 447a36c61f9SKrishna Gudipati break; 448a36c61f9SKrishna Gudipati 449a36c61f9SKrishna Gudipati default: 450a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 451a36c61f9SKrishna Gudipati } 452a36c61f9SKrishna Gudipati } 453a36c61f9SKrishna Gudipati 454a36c61f9SKrishna Gudipati 455a36c61f9SKrishna Gudipati static void 456a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric, 457a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 458a36c61f9SKrishna Gudipati { 459a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 460a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 461a36c61f9SKrishna Gudipati 462a36c61f9SKrishna Gudipati switch (event) { 463a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELAYED: 464a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi); 465a36c61f9SKrishna Gudipati bfa_fcs_fabric_login(fabric); 466a36c61f9SKrishna Gudipati break; 467a36c61f9SKrishna Gudipati 468a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 469a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); 470a36c61f9SKrishna Gudipati bfa_timer_stop(&fabric->delay_timer); 471a36c61f9SKrishna Gudipati break; 472a36c61f9SKrishna Gudipati 473a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELETE: 474a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); 475a36c61f9SKrishna Gudipati bfa_timer_stop(&fabric->delay_timer); 476a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete(fabric); 477a36c61f9SKrishna Gudipati break; 478a36c61f9SKrishna Gudipati 479a36c61f9SKrishna Gudipati default: 480a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 481a36c61f9SKrishna Gudipati } 482a36c61f9SKrishna Gudipati } 483a36c61f9SKrishna Gudipati 4845fbe25c7SJing Huang /* 485a36c61f9SKrishna Gudipati * Authentication is in progress, awaiting authentication results. 486a36c61f9SKrishna Gudipati */ 487a36c61f9SKrishna Gudipati static void 488a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric, 489a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 490a36c61f9SKrishna Gudipati { 491a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 492a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 493a36c61f9SKrishna Gudipati 494a36c61f9SKrishna Gudipati switch (event) { 495a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_AUTH_FAILED: 496a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); 497f7f73812SMaggie Zhang bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); 498a36c61f9SKrishna Gudipati break; 499a36c61f9SKrishna Gudipati 500a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: 501a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online); 502a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_online(fabric); 503a36c61f9SKrishna Gudipati break; 504a36c61f9SKrishna Gudipati 505a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_PERF_EVFP: 506a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp); 507a36c61f9SKrishna Gudipati break; 508a36c61f9SKrishna Gudipati 509a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 510a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); 511f7f73812SMaggie Zhang bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); 512a36c61f9SKrishna Gudipati break; 513a36c61f9SKrishna Gudipati 514a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELETE: 515a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); 516a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete(fabric); 517a36c61f9SKrishna Gudipati break; 518a36c61f9SKrishna Gudipati 519a36c61f9SKrishna Gudipati default: 520a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 521a36c61f9SKrishna Gudipati } 522a36c61f9SKrishna Gudipati } 523a36c61f9SKrishna Gudipati 5245fbe25c7SJing Huang /* 525a36c61f9SKrishna Gudipati * Authentication failed 526a36c61f9SKrishna Gudipati */ 527f7f73812SMaggie Zhang void 528a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric, 529a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 530a36c61f9SKrishna Gudipati { 531a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 532a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 533a36c61f9SKrishna Gudipati 534a36c61f9SKrishna Gudipati switch (event) { 535a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 536a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); 537a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_offline(fabric); 538a36c61f9SKrishna Gudipati break; 539a36c61f9SKrishna Gudipati 540a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELETE: 541a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); 542a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete(fabric); 543a36c61f9SKrishna Gudipati break; 544a36c61f9SKrishna Gudipati 545a36c61f9SKrishna Gudipati default: 546a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 547a36c61f9SKrishna Gudipati } 548a36c61f9SKrishna Gudipati } 549a36c61f9SKrishna Gudipati 5505fbe25c7SJing Huang /* 551a36c61f9SKrishna Gudipati * Port is in loopback mode. 552a36c61f9SKrishna Gudipati */ 553f7f73812SMaggie Zhang void 554a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric, 555a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 556a36c61f9SKrishna Gudipati { 557a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 558a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 559a36c61f9SKrishna Gudipati 560a36c61f9SKrishna Gudipati switch (event) { 561a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 562a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); 563a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_offline(fabric); 564a36c61f9SKrishna Gudipati break; 565a36c61f9SKrishna Gudipati 566a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELETE: 567a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); 568a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete(fabric); 569a36c61f9SKrishna Gudipati break; 570a36c61f9SKrishna Gudipati 571a36c61f9SKrishna Gudipati default: 572a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 573a36c61f9SKrishna Gudipati } 574a36c61f9SKrishna Gudipati } 575a36c61f9SKrishna Gudipati 5765fbe25c7SJing Huang /* 577a36c61f9SKrishna Gudipati * There is no attached fabric - private loop or NPort-to-NPort topology. 578a36c61f9SKrishna Gudipati */ 579a36c61f9SKrishna Gudipati static void 580a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric, 581a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 582a36c61f9SKrishna Gudipati { 583a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 584a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 585a36c61f9SKrishna Gudipati 586a36c61f9SKrishna Gudipati switch (event) { 587a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 588a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); 589f7f73812SMaggie Zhang bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); 590a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_offline(fabric); 591a36c61f9SKrishna Gudipati break; 592a36c61f9SKrishna Gudipati 593a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELETE: 594a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); 595a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete(fabric); 596a36c61f9SKrishna Gudipati break; 597a36c61f9SKrishna Gudipati 598a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_NO_FABRIC: 599a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bb_credit); 600a36c61f9SKrishna Gudipati bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa, 601bbe37a67SVijaya Mohan Guvva fabric->bb_credit); 602a36c61f9SKrishna Gudipati break; 603a36c61f9SKrishna Gudipati 604d7be54ccSKrishna Gudipati case BFA_FCS_FABRIC_SM_RETRY_OP: 605d7be54ccSKrishna Gudipati break; 606d7be54ccSKrishna Gudipati 607a36c61f9SKrishna Gudipati default: 608a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 609a36c61f9SKrishna Gudipati } 610a36c61f9SKrishna Gudipati } 611a36c61f9SKrishna Gudipati 6125fbe25c7SJing Huang /* 613a36c61f9SKrishna Gudipati * Fabric is online - normal operating state. 614a36c61f9SKrishna Gudipati */ 615f7f73812SMaggie Zhang void 616a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric, 617a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 618a36c61f9SKrishna Gudipati { 619bc0e2c2aSKrishna Gudipati struct bfa_s *bfa = fabric->fcs->bfa; 620bc0e2c2aSKrishna Gudipati 621a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 622a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 623a36c61f9SKrishna Gudipati 624a36c61f9SKrishna Gudipati switch (event) { 625a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 626a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown); 627bc0e2c2aSKrishna Gudipati if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) { 628bc0e2c2aSKrishna Gudipati bfa_fcs_lport_offline(&fabric->bport); 629bc0e2c2aSKrishna Gudipati } else { 630f7f73812SMaggie Zhang bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); 631a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_offline(fabric); 632bc0e2c2aSKrishna Gudipati } 633a36c61f9SKrishna Gudipati break; 634a36c61f9SKrishna Gudipati 635a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELETE: 636a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting); 637a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete(fabric); 638a36c61f9SKrishna Gudipati break; 639a36c61f9SKrishna Gudipati 640881c1b3cSKrishna Gudipati case BFA_FCS_FABRIC_SM_STOP: 641881c1b3cSKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_stopping); 642881c1b3cSKrishna Gudipati bfa_fcs_fabric_stop(fabric); 643881c1b3cSKrishna Gudipati break; 644881c1b3cSKrishna Gudipati 645a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_AUTH_FAILED: 646a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed); 647f7f73812SMaggie Zhang bfa_sm_send_event(fabric->lps, BFA_LPS_SM_OFFLINE); 648a36c61f9SKrishna Gudipati break; 649a36c61f9SKrishna Gudipati 650a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_AUTH_SUCCESS: 651a36c61f9SKrishna Gudipati break; 652a36c61f9SKrishna Gudipati 653a36c61f9SKrishna Gudipati default: 654a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 655a36c61f9SKrishna Gudipati } 656a36c61f9SKrishna Gudipati } 657a36c61f9SKrishna Gudipati 6585fbe25c7SJing Huang /* 659a36c61f9SKrishna Gudipati * Exchanging virtual fabric parameters. 660a36c61f9SKrishna Gudipati */ 661a36c61f9SKrishna Gudipati static void 662a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric, 663a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 664a36c61f9SKrishna Gudipati { 665a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 666a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 667a36c61f9SKrishna Gudipati 668a36c61f9SKrishna Gudipati switch (event) { 669a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_CONT_OP: 670a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp_done); 671a36c61f9SKrishna Gudipati break; 672a36c61f9SKrishna Gudipati 673a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_ISOLATE: 674a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_isolated); 675a36c61f9SKrishna Gudipati break; 676a36c61f9SKrishna Gudipati 677a36c61f9SKrishna Gudipati default: 678a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 679a36c61f9SKrishna Gudipati } 680a36c61f9SKrishna Gudipati } 681a36c61f9SKrishna Gudipati 6825fbe25c7SJing Huang /* 683a36c61f9SKrishna Gudipati * EVFP exchange complete and VFT tagging is enabled. 684a36c61f9SKrishna Gudipati */ 685a36c61f9SKrishna Gudipati static void 686a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric, 687a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 688a36c61f9SKrishna Gudipati { 689a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 690a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 691a36c61f9SKrishna Gudipati } 692a36c61f9SKrishna Gudipati 6935fbe25c7SJing Huang /* 694a36c61f9SKrishna Gudipati * Port is isolated after EVFP exchange due to VF_ID mismatch (N and F). 695a36c61f9SKrishna Gudipati */ 696a36c61f9SKrishna Gudipati static void 697a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric, 698a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 699a36c61f9SKrishna Gudipati { 700a36c61f9SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; 701a36c61f9SKrishna Gudipati char pwwn_ptr[BFA_STRING_32]; 702a36c61f9SKrishna Gudipati 703a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 704a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 705a36c61f9SKrishna Gudipati wwn2str(pwwn_ptr, fabric->bport.port_cfg.pwwn); 706a36c61f9SKrishna Gudipati 70788166242SJing Huang BFA_LOG(KERN_INFO, bfad, bfa_log_level, 708a36c61f9SKrishna Gudipati "Port is isolated due to VF_ID mismatch. " 709a36c61f9SKrishna Gudipati "PWWN: %s Port VF_ID: %04x switch port VF_ID: %04x.", 710a36c61f9SKrishna Gudipati pwwn_ptr, fabric->fcs->port_vfid, 711a36c61f9SKrishna Gudipati fabric->event_arg.swp_vfid); 712a36c61f9SKrishna Gudipati } 713a36c61f9SKrishna Gudipati 7145fbe25c7SJing Huang /* 715a36c61f9SKrishna Gudipati * Fabric is being deleted, awaiting vport delete completions. 716a36c61f9SKrishna Gudipati */ 717a36c61f9SKrishna Gudipati static void 718a36c61f9SKrishna Gudipati bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric, 719a36c61f9SKrishna Gudipati enum bfa_fcs_fabric_event event) 720a36c61f9SKrishna Gudipati { 721a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 722a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, event); 723a36c61f9SKrishna Gudipati 724a36c61f9SKrishna Gudipati switch (event) { 725a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_DELCOMP: 726a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); 727f7f73812SMaggie Zhang bfa_wc_down(&fabric->fcs->wc); 728a36c61f9SKrishna Gudipati break; 729a36c61f9SKrishna Gudipati 730a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_UP: 731a36c61f9SKrishna Gudipati break; 732a36c61f9SKrishna Gudipati 733a36c61f9SKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 734a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_offline(fabric); 735a36c61f9SKrishna Gudipati break; 736a36c61f9SKrishna Gudipati 737a36c61f9SKrishna Gudipati default: 738a36c61f9SKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 739a36c61f9SKrishna Gudipati } 740a36c61f9SKrishna Gudipati } 741a36c61f9SKrishna Gudipati 742881c1b3cSKrishna Gudipati /* 743881c1b3cSKrishna Gudipati * Fabric is being stopped, awaiting vport stop completions. 744881c1b3cSKrishna Gudipati */ 745881c1b3cSKrishna Gudipati static void 746881c1b3cSKrishna Gudipati bfa_fcs_fabric_sm_stopping(struct bfa_fcs_fabric_s *fabric, 747881c1b3cSKrishna Gudipati enum bfa_fcs_fabric_event event) 748881c1b3cSKrishna Gudipati { 749bc0e2c2aSKrishna Gudipati struct bfa_s *bfa = fabric->fcs->bfa; 750bc0e2c2aSKrishna Gudipati 751881c1b3cSKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 752881c1b3cSKrishna Gudipati bfa_trc(fabric->fcs, event); 753a36c61f9SKrishna Gudipati 754881c1b3cSKrishna Gudipati switch (event) { 755881c1b3cSKrishna Gudipati case BFA_FCS_FABRIC_SM_STOPCOMP: 756bc0e2c2aSKrishna Gudipati if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) { 757bc0e2c2aSKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); 758bc0e2c2aSKrishna Gudipati } else { 759881c1b3cSKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup); 760881c1b3cSKrishna Gudipati bfa_sm_send_event(fabric->lps, BFA_LPS_SM_LOGOUT); 761bc0e2c2aSKrishna Gudipati } 762881c1b3cSKrishna Gudipati break; 763881c1b3cSKrishna Gudipati 764881c1b3cSKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_UP: 765881c1b3cSKrishna Gudipati break; 766881c1b3cSKrishna Gudipati 767881c1b3cSKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 768bc0e2c2aSKrishna Gudipati if (bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) 769bc0e2c2aSKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); 770bc0e2c2aSKrishna Gudipati else 771881c1b3cSKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_cleanup); 772881c1b3cSKrishna Gudipati break; 773881c1b3cSKrishna Gudipati 774881c1b3cSKrishna Gudipati default: 775881c1b3cSKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 776881c1b3cSKrishna Gudipati } 777881c1b3cSKrishna Gudipati } 778881c1b3cSKrishna Gudipati 779881c1b3cSKrishna Gudipati /* 780881c1b3cSKrishna Gudipati * Fabric is being stopped, cleanup without FLOGO 781881c1b3cSKrishna Gudipati */ 782881c1b3cSKrishna Gudipati static void 783881c1b3cSKrishna Gudipati bfa_fcs_fabric_sm_cleanup(struct bfa_fcs_fabric_s *fabric, 784881c1b3cSKrishna Gudipati enum bfa_fcs_fabric_event event) 785881c1b3cSKrishna Gudipati { 786881c1b3cSKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 787881c1b3cSKrishna Gudipati bfa_trc(fabric->fcs, event); 788881c1b3cSKrishna Gudipati 789881c1b3cSKrishna Gudipati switch (event) { 790881c1b3cSKrishna Gudipati case BFA_FCS_FABRIC_SM_STOPCOMP: 791881c1b3cSKrishna Gudipati case BFA_FCS_FABRIC_SM_LOGOCOMP: 792881c1b3cSKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created); 793881c1b3cSKrishna Gudipati bfa_wc_down(&(fabric->fcs)->wc); 794881c1b3cSKrishna Gudipati break; 795881c1b3cSKrishna Gudipati 796881c1b3cSKrishna Gudipati case BFA_FCS_FABRIC_SM_LINK_DOWN: 797881c1b3cSKrishna Gudipati /* 798881c1b3cSKrishna Gudipati * Ignore - can get this event if we get notified about IOC down 799881c1b3cSKrishna Gudipati * before the fabric completion callbk is done. 800881c1b3cSKrishna Gudipati */ 801881c1b3cSKrishna Gudipati break; 802881c1b3cSKrishna Gudipati 803881c1b3cSKrishna Gudipati default: 804881c1b3cSKrishna Gudipati bfa_sm_fault(fabric->fcs, event); 805881c1b3cSKrishna Gudipati } 806881c1b3cSKrishna Gudipati } 807a36c61f9SKrishna Gudipati 8085fbe25c7SJing Huang /* 809a36c61f9SKrishna Gudipati * fcs_fabric_private fabric private functions 810a36c61f9SKrishna Gudipati */ 811a36c61f9SKrishna Gudipati 812a36c61f9SKrishna Gudipati static void 813a36c61f9SKrishna Gudipati bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric) 814a36c61f9SKrishna Gudipati { 815a36c61f9SKrishna Gudipati struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; 816a36c61f9SKrishna Gudipati 817a36c61f9SKrishna Gudipati port_cfg->roles = BFA_LPORT_ROLE_FCP_IM; 818f7f73812SMaggie Zhang port_cfg->nwwn = fabric->fcs->bfa->ioc.attr->nwwn; 819f7f73812SMaggie Zhang port_cfg->pwwn = fabric->fcs->bfa->ioc.attr->pwwn; 820a36c61f9SKrishna Gudipati } 821a36c61f9SKrishna Gudipati 8225fbe25c7SJing Huang /* 823a36c61f9SKrishna Gudipati * Port Symbolic Name Creation for base port. 824a36c61f9SKrishna Gudipati */ 825a36c61f9SKrishna Gudipati void 826a36c61f9SKrishna Gudipati bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric) 827a36c61f9SKrishna Gudipati { 828a36c61f9SKrishna Gudipati struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; 829a36c61f9SKrishna Gudipati char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; 830a36c61f9SKrishna Gudipati struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; 831a36c61f9SKrishna Gudipati 832a36c61f9SKrishna Gudipati bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); 833a36c61f9SKrishna Gudipati 834a36c61f9SKrishna Gudipati /* Model name/number */ 835a36c61f9SKrishna Gudipati strncpy((char *)&port_cfg->sym_name, model, 836a36c61f9SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_MODEL_SZ); 837a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, 838a36c61f9SKrishna Gudipati sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); 839a36c61f9SKrishna Gudipati 840a36c61f9SKrishna Gudipati /* Driver Version */ 841a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, (char *)driver_info->version, 842a36c61f9SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_VERSION_SZ); 843a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, 844a36c61f9SKrishna Gudipati sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); 845a36c61f9SKrishna Gudipati 846a36c61f9SKrishna Gudipati /* Host machine name */ 847a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, 848a36c61f9SKrishna Gudipati (char *)driver_info->host_machine_name, 849a36c61f9SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ); 850a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR, 851a36c61f9SKrishna Gudipati sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); 852a36c61f9SKrishna Gudipati 853a36c61f9SKrishna Gudipati /* 854a36c61f9SKrishna Gudipati * Host OS Info : 855a36c61f9SKrishna Gudipati * If OS Patch Info is not there, do not truncate any bytes from the 856a36c61f9SKrishna Gudipati * OS name string and instead copy the entire OS info string (64 bytes). 857a36c61f9SKrishna Gudipati */ 858a36c61f9SKrishna Gudipati if (driver_info->host_os_patch[0] == '\0') { 859a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, 860a36c61f9SKrishna Gudipati (char *)driver_info->host_os_name, 861a36c61f9SKrishna Gudipati BFA_FCS_OS_STR_LEN); 862a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, 863a36c61f9SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_SEPARATOR, 864a36c61f9SKrishna Gudipati sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); 865a36c61f9SKrishna Gudipati } else { 866a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, 867a36c61f9SKrishna Gudipati (char *)driver_info->host_os_name, 868a36c61f9SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_OSINFO_SZ); 869a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, 870a36c61f9SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_SEPARATOR, 871a36c61f9SKrishna Gudipati sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); 872a36c61f9SKrishna Gudipati 873a36c61f9SKrishna Gudipati /* Append host OS Patch Info */ 874a36c61f9SKrishna Gudipati strncat((char *)&port_cfg->sym_name, 875a36c61f9SKrishna Gudipati (char *)driver_info->host_os_patch, 876a36c61f9SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ); 877a36c61f9SKrishna Gudipati } 878a36c61f9SKrishna Gudipati 879a36c61f9SKrishna Gudipati /* null terminate */ 880a36c61f9SKrishna Gudipati port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; 881a36c61f9SKrishna Gudipati } 882a36c61f9SKrishna Gudipati 8835fbe25c7SJing Huang /* 884ce7242b8SKrishna Gudipati * Node Symbolic Name Creation for base port and all vports 885ce7242b8SKrishna Gudipati */ 886ce7242b8SKrishna Gudipati void 887ce7242b8SKrishna Gudipati bfa_fcs_fabric_nsymb_init(struct bfa_fcs_fabric_s *fabric) 888ce7242b8SKrishna Gudipati { 889ce7242b8SKrishna Gudipati struct bfa_lport_cfg_s *port_cfg = &fabric->bport.port_cfg; 890ce7242b8SKrishna Gudipati char model[BFA_ADAPTER_MODEL_NAME_LEN] = {0}; 891ce7242b8SKrishna Gudipati struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info; 892ce7242b8SKrishna Gudipati 893ce7242b8SKrishna Gudipati bfa_ioc_get_adapter_model(&fabric->fcs->bfa->ioc, model); 894ce7242b8SKrishna Gudipati 895ce7242b8SKrishna Gudipati /* Model name/number */ 896ce7242b8SKrishna Gudipati strncpy((char *)&port_cfg->node_sym_name, model, 897ce7242b8SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_MODEL_SZ); 898ce7242b8SKrishna Gudipati strncat((char *)&port_cfg->node_sym_name, 899ce7242b8SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_SEPARATOR, 900ce7242b8SKrishna Gudipati sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); 901ce7242b8SKrishna Gudipati 902ce7242b8SKrishna Gudipati /* Driver Version */ 903ce7242b8SKrishna Gudipati strncat((char *)&port_cfg->node_sym_name, (char *)driver_info->version, 904ce7242b8SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_VERSION_SZ); 905ce7242b8SKrishna Gudipati strncat((char *)&port_cfg->node_sym_name, 906ce7242b8SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_SEPARATOR, 907ce7242b8SKrishna Gudipati sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); 908ce7242b8SKrishna Gudipati 909ce7242b8SKrishna Gudipati /* Host machine name */ 910ce7242b8SKrishna Gudipati strncat((char *)&port_cfg->node_sym_name, 911ce7242b8SKrishna Gudipati (char *)driver_info->host_machine_name, 912ce7242b8SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ); 913ce7242b8SKrishna Gudipati strncat((char *)&port_cfg->node_sym_name, 914ce7242b8SKrishna Gudipati BFA_FCS_PORT_SYMBNAME_SEPARATOR, 915ce7242b8SKrishna Gudipati sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR)); 916ce7242b8SKrishna Gudipati 917ce7242b8SKrishna Gudipati /* null terminate */ 918ce7242b8SKrishna Gudipati port_cfg->node_sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0; 919ce7242b8SKrishna Gudipati } 920ce7242b8SKrishna Gudipati 921ce7242b8SKrishna Gudipati /* 922a36c61f9SKrishna Gudipati * bfa lps login completion callback 923a36c61f9SKrishna Gudipati */ 924a36c61f9SKrishna Gudipati void 925a36c61f9SKrishna Gudipati bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status) 926a36c61f9SKrishna Gudipati { 927a36c61f9SKrishna Gudipati struct bfa_fcs_fabric_s *fabric = uarg; 928a36c61f9SKrishna Gudipati 929a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 930a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, status); 931a36c61f9SKrishna Gudipati 932a36c61f9SKrishna Gudipati switch (status) { 933a36c61f9SKrishna Gudipati case BFA_STATUS_OK: 934a36c61f9SKrishna Gudipati fabric->stats.flogi_accepts++; 935a36c61f9SKrishna Gudipati break; 936a36c61f9SKrishna Gudipati 937a36c61f9SKrishna Gudipati case BFA_STATUS_INVALID_MAC: 938a36c61f9SKrishna Gudipati /* Only for CNA */ 939a36c61f9SKrishna Gudipati fabric->stats.flogi_acc_err++; 940a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); 941a36c61f9SKrishna Gudipati 942a36c61f9SKrishna Gudipati return; 943a36c61f9SKrishna Gudipati 944a36c61f9SKrishna Gudipati case BFA_STATUS_EPROTOCOL: 945f7f73812SMaggie Zhang switch (fabric->lps->ext_status) { 946a36c61f9SKrishna Gudipati case BFA_EPROTO_BAD_ACCEPT: 947a36c61f9SKrishna Gudipati fabric->stats.flogi_acc_err++; 948a36c61f9SKrishna Gudipati break; 949a36c61f9SKrishna Gudipati 950a36c61f9SKrishna Gudipati case BFA_EPROTO_UNKNOWN_RSP: 951a36c61f9SKrishna Gudipati fabric->stats.flogi_unknown_rsp++; 952a36c61f9SKrishna Gudipati break; 953a36c61f9SKrishna Gudipati 954a36c61f9SKrishna Gudipati default: 955a36c61f9SKrishna Gudipati break; 956a36c61f9SKrishna Gudipati } 957a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); 958a36c61f9SKrishna Gudipati 959a36c61f9SKrishna Gudipati return; 960a36c61f9SKrishna Gudipati 961a36c61f9SKrishna Gudipati case BFA_STATUS_FABRIC_RJT: 962a36c61f9SKrishna Gudipati fabric->stats.flogi_rejects++; 963a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); 964a36c61f9SKrishna Gudipati return; 965a36c61f9SKrishna Gudipati 966a36c61f9SKrishna Gudipati default: 967a36c61f9SKrishna Gudipati fabric->stats.flogi_rsp_err++; 968a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP); 969a36c61f9SKrishna Gudipati return; 970a36c61f9SKrishna Gudipati } 971a36c61f9SKrishna Gudipati 972f7f73812SMaggie Zhang fabric->bb_credit = fabric->lps->pr_bbcred; 973a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bb_credit); 974a36c61f9SKrishna Gudipati 975f7f73812SMaggie Zhang if (!(fabric->lps->brcd_switch)) 976f7f73812SMaggie Zhang fabric->fabric_name = fabric->lps->pr_nwwn; 977a36c61f9SKrishna Gudipati 978a36c61f9SKrishna Gudipati /* 979a36c61f9SKrishna Gudipati * Check port type. It should be 1 = F-port. 980a36c61f9SKrishna Gudipati */ 981f7f73812SMaggie Zhang if (fabric->lps->fport) { 982f7f73812SMaggie Zhang fabric->bport.pid = fabric->lps->lp_pid; 983f7f73812SMaggie Zhang fabric->is_npiv = fabric->lps->npiv_en; 984f7f73812SMaggie Zhang fabric->is_auth = fabric->lps->auth_req; 985a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CONT_OP); 986a36c61f9SKrishna Gudipati } else { 987a36c61f9SKrishna Gudipati /* 988a36c61f9SKrishna Gudipati * Nport-2-Nport direct attached 989a36c61f9SKrishna Gudipati */ 990a36c61f9SKrishna Gudipati fabric->bport.port_topo.pn2n.rem_port_wwn = 991f7f73812SMaggie Zhang fabric->lps->pr_pwwn; 992d7be54ccSKrishna Gudipati fabric->fab_type = BFA_FCS_FABRIC_N2N; 993a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); 994a36c61f9SKrishna Gudipati } 995a36c61f9SKrishna Gudipati 996a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.pid); 997a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->is_npiv); 998a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->is_auth); 999a36c61f9SKrishna Gudipati } 10005fbe25c7SJing Huang /* 1001a36c61f9SKrishna Gudipati * Allocate and send FLOGI. 1002a36c61f9SKrishna Gudipati */ 1003a36c61f9SKrishna Gudipati static void 1004a36c61f9SKrishna Gudipati bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric) 1005a36c61f9SKrishna Gudipati { 1006a36c61f9SKrishna Gudipati struct bfa_s *bfa = fabric->fcs->bfa; 1007a36c61f9SKrishna Gudipati struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; 1008bbe37a67SVijaya Mohan Guvva u8 alpa = 0; 1009a36c61f9SKrishna Gudipati 1010be540a99SKrishna Gudipati 1011a36c61f9SKrishna Gudipati bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_fcport_get_maxfrsize(bfa), 1012bbe37a67SVijaya Mohan Guvva pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd); 1013a36c61f9SKrishna Gudipati 1014a36c61f9SKrishna Gudipati fabric->stats.flogi_sent++; 1015a36c61f9SKrishna Gudipati } 1016a36c61f9SKrishna Gudipati 1017a36c61f9SKrishna Gudipati static void 1018a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric) 1019a36c61f9SKrishna Gudipati { 1020a36c61f9SKrishna Gudipati struct bfa_fcs_vport_s *vport; 1021a36c61f9SKrishna Gudipati struct list_head *qe, *qen; 1022a36c61f9SKrishna Gudipati 1023a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->fabric_name); 1024a36c61f9SKrishna Gudipati 1025a36c61f9SKrishna Gudipati bfa_fcs_fabric_set_opertype(fabric); 1026a36c61f9SKrishna Gudipati fabric->stats.fabric_onlines++; 1027a36c61f9SKrishna Gudipati 10285fbe25c7SJing Huang /* 1029a36c61f9SKrishna Gudipati * notify online event to base and then virtual ports 1030a36c61f9SKrishna Gudipati */ 1031a36c61f9SKrishna Gudipati bfa_fcs_lport_online(&fabric->bport); 1032a36c61f9SKrishna Gudipati 1033a36c61f9SKrishna Gudipati list_for_each_safe(qe, qen, &fabric->vport_q) { 1034a36c61f9SKrishna Gudipati vport = (struct bfa_fcs_vport_s *) qe; 1035a36c61f9SKrishna Gudipati bfa_fcs_vport_online(vport); 1036a36c61f9SKrishna Gudipati } 1037a36c61f9SKrishna Gudipati } 1038a36c61f9SKrishna Gudipati 1039a36c61f9SKrishna Gudipati static void 1040a36c61f9SKrishna Gudipati bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric) 1041a36c61f9SKrishna Gudipati { 1042a36c61f9SKrishna Gudipati struct bfa_fcs_vport_s *vport; 1043a36c61f9SKrishna Gudipati struct list_head *qe, *qen; 1044a36c61f9SKrishna Gudipati 1045a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->fabric_name); 1046a36c61f9SKrishna Gudipati fabric->stats.fabric_offlines++; 1047a36c61f9SKrishna Gudipati 10485fbe25c7SJing Huang /* 1049a36c61f9SKrishna Gudipati * notify offline event first to vports and then base port. 1050a36c61f9SKrishna Gudipati */ 1051a36c61f9SKrishna Gudipati list_for_each_safe(qe, qen, &fabric->vport_q) { 1052a36c61f9SKrishna Gudipati vport = (struct bfa_fcs_vport_s *) qe; 1053a36c61f9SKrishna Gudipati bfa_fcs_vport_offline(vport); 1054a36c61f9SKrishna Gudipati } 1055a36c61f9SKrishna Gudipati 1056a36c61f9SKrishna Gudipati bfa_fcs_lport_offline(&fabric->bport); 1057a36c61f9SKrishna Gudipati 1058a36c61f9SKrishna Gudipati fabric->fabric_name = 0; 1059a36c61f9SKrishna Gudipati fabric->fabric_ip_addr[0] = 0; 1060a36c61f9SKrishna Gudipati } 1061a36c61f9SKrishna Gudipati 1062a36c61f9SKrishna Gudipati static void 1063a36c61f9SKrishna Gudipati bfa_fcs_fabric_delay(void *cbarg) 1064a36c61f9SKrishna Gudipati { 1065a36c61f9SKrishna Gudipati struct bfa_fcs_fabric_s *fabric = cbarg; 1066a36c61f9SKrishna Gudipati 1067a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED); 1068a36c61f9SKrishna Gudipati } 1069a36c61f9SKrishna Gudipati 10705fbe25c7SJing Huang /* 1071881c1b3cSKrishna Gudipati * Stop all vports and wait for vport stop completions. 1072881c1b3cSKrishna Gudipati */ 1073881c1b3cSKrishna Gudipati static void 1074881c1b3cSKrishna Gudipati bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric) 1075881c1b3cSKrishna Gudipati { 1076881c1b3cSKrishna Gudipati struct bfa_fcs_vport_s *vport; 1077881c1b3cSKrishna Gudipati struct list_head *qe, *qen; 1078881c1b3cSKrishna Gudipati 1079881c1b3cSKrishna Gudipati bfa_wc_init(&fabric->stop_wc, bfa_fcs_fabric_stop_comp, fabric); 1080881c1b3cSKrishna Gudipati 1081881c1b3cSKrishna Gudipati list_for_each_safe(qe, qen, &fabric->vport_q) { 1082881c1b3cSKrishna Gudipati vport = (struct bfa_fcs_vport_s *) qe; 1083881c1b3cSKrishna Gudipati bfa_wc_up(&fabric->stop_wc); 1084881c1b3cSKrishna Gudipati bfa_fcs_vport_fcs_stop(vport); 1085881c1b3cSKrishna Gudipati } 1086881c1b3cSKrishna Gudipati 1087881c1b3cSKrishna Gudipati bfa_wc_up(&fabric->stop_wc); 1088881c1b3cSKrishna Gudipati bfa_fcs_lport_stop(&fabric->bport); 1089881c1b3cSKrishna Gudipati bfa_wc_wait(&fabric->stop_wc); 1090881c1b3cSKrishna Gudipati } 1091881c1b3cSKrishna Gudipati 1092881c1b3cSKrishna Gudipati /* 1093a36c61f9SKrishna Gudipati * Delete all vports and wait for vport delete completions. 1094a36c61f9SKrishna Gudipati */ 1095a36c61f9SKrishna Gudipati static void 1096a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric) 1097a36c61f9SKrishna Gudipati { 1098a36c61f9SKrishna Gudipati struct bfa_fcs_vport_s *vport; 1099a36c61f9SKrishna Gudipati struct list_head *qe, *qen; 1100a36c61f9SKrishna Gudipati 1101a36c61f9SKrishna Gudipati list_for_each_safe(qe, qen, &fabric->vport_q) { 1102a36c61f9SKrishna Gudipati vport = (struct bfa_fcs_vport_s *) qe; 1103a36c61f9SKrishna Gudipati bfa_fcs_vport_fcs_delete(vport); 1104a36c61f9SKrishna Gudipati } 1105a36c61f9SKrishna Gudipati 1106a36c61f9SKrishna Gudipati bfa_fcs_lport_delete(&fabric->bport); 1107a36c61f9SKrishna Gudipati bfa_wc_wait(&fabric->wc); 1108a36c61f9SKrishna Gudipati } 1109a36c61f9SKrishna Gudipati 1110a36c61f9SKrishna Gudipati static void 1111a36c61f9SKrishna Gudipati bfa_fcs_fabric_delete_comp(void *cbarg) 1112a36c61f9SKrishna Gudipati { 1113a36c61f9SKrishna Gudipati struct bfa_fcs_fabric_s *fabric = cbarg; 1114a36c61f9SKrishna Gudipati 1115a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP); 1116a36c61f9SKrishna Gudipati } 1117a36c61f9SKrishna Gudipati 1118881c1b3cSKrishna Gudipati static void 1119881c1b3cSKrishna Gudipati bfa_fcs_fabric_stop_comp(void *cbarg) 1120881c1b3cSKrishna Gudipati { 1121881c1b3cSKrishna Gudipati struct bfa_fcs_fabric_s *fabric = cbarg; 1122881c1b3cSKrishna Gudipati 1123881c1b3cSKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOPCOMP); 1124881c1b3cSKrishna Gudipati } 1125881c1b3cSKrishna Gudipati 11265fbe25c7SJing Huang /* 1127a36c61f9SKrishna Gudipati * fcs_fabric_public fabric public functions 1128a36c61f9SKrishna Gudipati */ 1129a36c61f9SKrishna Gudipati 11305fbe25c7SJing Huang /* 1131a36c61f9SKrishna Gudipati * Attach time initialization. 1132a36c61f9SKrishna Gudipati */ 1133a36c61f9SKrishna Gudipati void 1134a36c61f9SKrishna Gudipati bfa_fcs_fabric_attach(struct bfa_fcs_s *fcs) 1135a36c61f9SKrishna Gudipati { 1136a36c61f9SKrishna Gudipati struct bfa_fcs_fabric_s *fabric; 1137a36c61f9SKrishna Gudipati 1138a36c61f9SKrishna Gudipati fabric = &fcs->fabric; 11396a18b167SJing Huang memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s)); 1140a36c61f9SKrishna Gudipati 11415fbe25c7SJing Huang /* 1142a36c61f9SKrishna Gudipati * Initialize base fabric. 1143a36c61f9SKrishna Gudipati */ 1144a36c61f9SKrishna Gudipati fabric->fcs = fcs; 1145a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&fabric->vport_q); 1146a36c61f9SKrishna Gudipati INIT_LIST_HEAD(&fabric->vf_q); 1147a36c61f9SKrishna Gudipati fabric->lps = bfa_lps_alloc(fcs->bfa); 1148d4b671c5SJing Huang WARN_ON(!fabric->lps); 1149a36c61f9SKrishna Gudipati 11505fbe25c7SJing Huang /* 1151a36c61f9SKrishna Gudipati * Initialize fabric delete completion handler. Fabric deletion is 1152a36c61f9SKrishna Gudipati * complete when the last vport delete is complete. 1153a36c61f9SKrishna Gudipati */ 1154a36c61f9SKrishna Gudipati bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric); 1155a36c61f9SKrishna Gudipati bfa_wc_up(&fabric->wc); /* For the base port */ 1156a36c61f9SKrishna Gudipati 1157a36c61f9SKrishna Gudipati bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit); 1158a36c61f9SKrishna Gudipati bfa_fcs_lport_attach(&fabric->bport, fabric->fcs, FC_VF_ID_NULL, NULL); 1159a36c61f9SKrishna Gudipati } 1160a36c61f9SKrishna Gudipati 1161a36c61f9SKrishna Gudipati void 1162a36c61f9SKrishna Gudipati bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs) 1163a36c61f9SKrishna Gudipati { 1164a36c61f9SKrishna Gudipati bfa_sm_send_event(&fcs->fabric, BFA_FCS_FABRIC_SM_CREATE); 1165a36c61f9SKrishna Gudipati bfa_trc(fcs, 0); 1166a36c61f9SKrishna Gudipati } 1167a36c61f9SKrishna Gudipati 11685fbe25c7SJing Huang /* 1169a36c61f9SKrishna Gudipati * Module cleanup 1170a36c61f9SKrishna Gudipati */ 1171a36c61f9SKrishna Gudipati void 1172a36c61f9SKrishna Gudipati bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs) 1173a36c61f9SKrishna Gudipati { 1174a36c61f9SKrishna Gudipati struct bfa_fcs_fabric_s *fabric; 1175a36c61f9SKrishna Gudipati 1176a36c61f9SKrishna Gudipati bfa_trc(fcs, 0); 1177a36c61f9SKrishna Gudipati 11785fbe25c7SJing Huang /* 1179a36c61f9SKrishna Gudipati * Cleanup base fabric. 1180a36c61f9SKrishna Gudipati */ 1181a36c61f9SKrishna Gudipati fabric = &fcs->fabric; 1182a36c61f9SKrishna Gudipati bfa_lps_delete(fabric->lps); 1183a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELETE); 1184a36c61f9SKrishna Gudipati } 1185a36c61f9SKrishna Gudipati 11865fbe25c7SJing Huang /* 1187881c1b3cSKrishna Gudipati * Fabric module stop -- stop FCS actions 1188881c1b3cSKrishna Gudipati */ 1189881c1b3cSKrishna Gudipati void 1190881c1b3cSKrishna Gudipati bfa_fcs_fabric_modstop(struct bfa_fcs_s *fcs) 1191881c1b3cSKrishna Gudipati { 1192881c1b3cSKrishna Gudipati struct bfa_fcs_fabric_s *fabric; 1193881c1b3cSKrishna Gudipati 1194881c1b3cSKrishna Gudipati bfa_trc(fcs, 0); 1195881c1b3cSKrishna Gudipati fabric = &fcs->fabric; 1196881c1b3cSKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_STOP); 1197881c1b3cSKrishna Gudipati } 1198881c1b3cSKrishna Gudipati 1199881c1b3cSKrishna Gudipati /* 1200a36c61f9SKrishna Gudipati * Fabric module start -- kick starts FCS actions 1201a36c61f9SKrishna Gudipati */ 1202a36c61f9SKrishna Gudipati void 1203a36c61f9SKrishna Gudipati bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs) 1204a36c61f9SKrishna Gudipati { 1205a36c61f9SKrishna Gudipati struct bfa_fcs_fabric_s *fabric; 1206a36c61f9SKrishna Gudipati 1207a36c61f9SKrishna Gudipati bfa_trc(fcs, 0); 1208a36c61f9SKrishna Gudipati fabric = &fcs->fabric; 1209a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START); 1210a36c61f9SKrishna Gudipati } 1211a36c61f9SKrishna Gudipati 1212a36c61f9SKrishna Gudipati 12135fbe25c7SJing Huang /* 1214a36c61f9SKrishna Gudipati * Link up notification from BFA physical port module. 1215a36c61f9SKrishna Gudipati */ 1216a36c61f9SKrishna Gudipati void 1217a36c61f9SKrishna Gudipati bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric) 1218a36c61f9SKrishna Gudipati { 1219a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 1220a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP); 1221a36c61f9SKrishna Gudipati } 1222a36c61f9SKrishna Gudipati 12235fbe25c7SJing Huang /* 1224a36c61f9SKrishna Gudipati * Link down notification from BFA physical port module. 1225a36c61f9SKrishna Gudipati */ 1226a36c61f9SKrishna Gudipati void 1227a36c61f9SKrishna Gudipati bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric) 1228a36c61f9SKrishna Gudipati { 1229a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn); 1230a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN); 1231a36c61f9SKrishna Gudipati } 1232a36c61f9SKrishna Gudipati 12335fbe25c7SJing Huang /* 1234a36c61f9SKrishna Gudipati * A child vport is being created in the fabric. 1235a36c61f9SKrishna Gudipati * 1236a36c61f9SKrishna Gudipati * Call from vport module at vport creation. A list of base port and vports 1237a36c61f9SKrishna Gudipati * belonging to a fabric is maintained to propagate link events. 1238a36c61f9SKrishna Gudipati * 1239a36c61f9SKrishna Gudipati * param[in] fabric - Fabric instance. This can be a base fabric or vf. 1240a36c61f9SKrishna Gudipati * param[in] vport - Vport being created. 1241a36c61f9SKrishna Gudipati * 1242a36c61f9SKrishna Gudipati * @return None (always succeeds) 1243a36c61f9SKrishna Gudipati */ 1244a36c61f9SKrishna Gudipati void 1245a36c61f9SKrishna Gudipati bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric, 1246a36c61f9SKrishna Gudipati struct bfa_fcs_vport_s *vport) 1247a36c61f9SKrishna Gudipati { 12485fbe25c7SJing Huang /* 1249a36c61f9SKrishna Gudipati * - add vport to fabric's vport_q 1250a36c61f9SKrishna Gudipati */ 1251a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric->vf_id); 1252a36c61f9SKrishna Gudipati 1253a36c61f9SKrishna Gudipati list_add_tail(&vport->qe, &fabric->vport_q); 1254a36c61f9SKrishna Gudipati fabric->num_vports++; 1255a36c61f9SKrishna Gudipati bfa_wc_up(&fabric->wc); 1256a36c61f9SKrishna Gudipati } 1257a36c61f9SKrishna Gudipati 12585fbe25c7SJing Huang /* 1259a36c61f9SKrishna Gudipati * A child vport is being deleted from fabric. 1260a36c61f9SKrishna Gudipati * 1261a36c61f9SKrishna Gudipati * Vport is being deleted. 1262a36c61f9SKrishna Gudipati */ 1263a36c61f9SKrishna Gudipati void 1264a36c61f9SKrishna Gudipati bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric, 1265a36c61f9SKrishna Gudipati struct bfa_fcs_vport_s *vport) 1266a36c61f9SKrishna Gudipati { 1267a36c61f9SKrishna Gudipati list_del(&vport->qe); 1268a36c61f9SKrishna Gudipati fabric->num_vports--; 1269a36c61f9SKrishna Gudipati bfa_wc_down(&fabric->wc); 1270a36c61f9SKrishna Gudipati } 1271a36c61f9SKrishna Gudipati 1272a36c61f9SKrishna Gudipati 12735fbe25c7SJing Huang /* 127425985edcSLucas De Marchi * Lookup for a vport within a fabric given its pwwn 1275a36c61f9SKrishna Gudipati */ 1276a36c61f9SKrishna Gudipati struct bfa_fcs_vport_s * 1277a36c61f9SKrishna Gudipati bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn) 1278a36c61f9SKrishna Gudipati { 1279a36c61f9SKrishna Gudipati struct bfa_fcs_vport_s *vport; 1280a36c61f9SKrishna Gudipati struct list_head *qe; 1281a36c61f9SKrishna Gudipati 1282a36c61f9SKrishna Gudipati list_for_each(qe, &fabric->vport_q) { 1283a36c61f9SKrishna Gudipati vport = (struct bfa_fcs_vport_s *) qe; 1284a36c61f9SKrishna Gudipati if (bfa_fcs_lport_get_pwwn(&vport->lport) == pwwn) 1285a36c61f9SKrishna Gudipati return vport; 1286a36c61f9SKrishna Gudipati } 1287a36c61f9SKrishna Gudipati 1288a36c61f9SKrishna Gudipati return NULL; 1289a36c61f9SKrishna Gudipati } 1290a36c61f9SKrishna Gudipati 1291a36c61f9SKrishna Gudipati 1292a36c61f9SKrishna Gudipati /* 1293a36c61f9SKrishna Gudipati * Get OUI of the attached switch. 1294a36c61f9SKrishna Gudipati * 1295a36c61f9SKrishna Gudipati * Note : Use of this function should be avoided as much as possible. 1296a36c61f9SKrishna Gudipati * This function should be used only if there is any requirement 1297a36c61f9SKrishna Gudipati * to check for FOS version below 6.3. 1298a36c61f9SKrishna Gudipati * To check if the attached fabric is a brocade fabric, use 1299a36c61f9SKrishna Gudipati * bfa_lps_is_brcd_fabric() which works for FOS versions 6.3 1300a36c61f9SKrishna Gudipati * or above only. 1301a36c61f9SKrishna Gudipati */ 1302a36c61f9SKrishna Gudipati 1303a36c61f9SKrishna Gudipati u16 1304a36c61f9SKrishna Gudipati bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric) 1305a36c61f9SKrishna Gudipati { 1306a36c61f9SKrishna Gudipati wwn_t fab_nwwn; 1307a36c61f9SKrishna Gudipati u8 *tmp; 1308a36c61f9SKrishna Gudipati u16 oui; 1309a36c61f9SKrishna Gudipati 1310f7f73812SMaggie Zhang fab_nwwn = fabric->lps->pr_nwwn; 1311a36c61f9SKrishna Gudipati 1312a36c61f9SKrishna Gudipati tmp = (u8 *)&fab_nwwn; 1313a36c61f9SKrishna Gudipati oui = (tmp[3] << 8) | tmp[4]; 1314a36c61f9SKrishna Gudipati 1315a36c61f9SKrishna Gudipati return oui; 1316a36c61f9SKrishna Gudipati } 13175fbe25c7SJing Huang /* 1318a36c61f9SKrishna Gudipati * Unsolicited frame receive handling. 1319a36c61f9SKrishna Gudipati */ 1320a36c61f9SKrishna Gudipati void 1321a36c61f9SKrishna Gudipati bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, 1322a36c61f9SKrishna Gudipati u16 len) 1323a36c61f9SKrishna Gudipati { 1324a36c61f9SKrishna Gudipati u32 pid = fchs->d_id; 1325a36c61f9SKrishna Gudipati struct bfa_fcs_vport_s *vport; 1326a36c61f9SKrishna Gudipati struct list_head *qe; 1327a36c61f9SKrishna Gudipati struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); 1328a36c61f9SKrishna Gudipati struct fc_logi_s *flogi = (struct fc_logi_s *) els_cmd; 1329a36c61f9SKrishna Gudipati 1330a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, len); 1331a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, pid); 1332a36c61f9SKrishna Gudipati 13335fbe25c7SJing Huang /* 1334a36c61f9SKrishna Gudipati * Look for our own FLOGI frames being looped back. This means an 1335a36c61f9SKrishna Gudipati * external loopback cable is in place. Our own FLOGI frames are 1336a36c61f9SKrishna Gudipati * sometimes looped back when switch port gets temporarily bypassed. 1337a36c61f9SKrishna Gudipati */ 1338f16a1750SMaggie Zhang if ((pid == bfa_ntoh3b(FC_FABRIC_PORT)) && 1339a36c61f9SKrishna Gudipati (els_cmd->els_code == FC_ELS_FLOGI) && 1340a36c61f9SKrishna Gudipati (flogi->port_name == bfa_fcs_lport_get_pwwn(&fabric->bport))) { 1341a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOOPBACK); 1342a36c61f9SKrishna Gudipati return; 1343a36c61f9SKrishna Gudipati } 1344a36c61f9SKrishna Gudipati 13455fbe25c7SJing Huang /* 1346a36c61f9SKrishna Gudipati * FLOGI/EVFP exchanges should be consumed by base fabric. 1347a36c61f9SKrishna Gudipati */ 1348f16a1750SMaggie Zhang if (fchs->d_id == bfa_hton3b(FC_FABRIC_PORT)) { 1349a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, pid); 1350a36c61f9SKrishna Gudipati bfa_fcs_fabric_process_uf(fabric, fchs, len); 1351a36c61f9SKrishna Gudipati return; 1352a36c61f9SKrishna Gudipati } 1353a36c61f9SKrishna Gudipati 1354a36c61f9SKrishna Gudipati if (fabric->bport.pid == pid) { 13555fbe25c7SJing Huang /* 1356a36c61f9SKrishna Gudipati * All authentication frames should be routed to auth 1357a36c61f9SKrishna Gudipati */ 1358a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, els_cmd->els_code); 1359a36c61f9SKrishna Gudipati if (els_cmd->els_code == FC_ELS_AUTH) { 1360a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, els_cmd->els_code); 1361a36c61f9SKrishna Gudipati return; 1362a36c61f9SKrishna Gudipati } 1363a36c61f9SKrishna Gudipati 1364a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, *(u8 *) ((u8 *) fchs)); 1365a36c61f9SKrishna Gudipati bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); 1366a36c61f9SKrishna Gudipati return; 1367a36c61f9SKrishna Gudipati } 1368a36c61f9SKrishna Gudipati 13695fbe25c7SJing Huang /* 1370a36c61f9SKrishna Gudipati * look for a matching local port ID 1371a36c61f9SKrishna Gudipati */ 1372a36c61f9SKrishna Gudipati list_for_each(qe, &fabric->vport_q) { 1373a36c61f9SKrishna Gudipati vport = (struct bfa_fcs_vport_s *) qe; 1374a36c61f9SKrishna Gudipati if (vport->lport.pid == pid) { 1375a36c61f9SKrishna Gudipati bfa_fcs_lport_uf_recv(&vport->lport, fchs, len); 1376a36c61f9SKrishna Gudipati return; 1377a36c61f9SKrishna Gudipati } 1378a36c61f9SKrishna Gudipati } 137961ba4394SKrishna Gudipati 138061ba4394SKrishna Gudipati if (!bfa_fcs_fabric_is_switched(fabric)) 1381a36c61f9SKrishna Gudipati bfa_fcs_lport_uf_recv(&fabric->bport, fchs, len); 138261ba4394SKrishna Gudipati 138361ba4394SKrishna Gudipati bfa_trc(fabric->fcs, fchs->type); 1384a36c61f9SKrishna Gudipati } 1385a36c61f9SKrishna Gudipati 13865fbe25c7SJing Huang /* 1387a36c61f9SKrishna Gudipati * Unsolicited frames to be processed by fabric. 1388a36c61f9SKrishna Gudipati */ 1389a36c61f9SKrishna Gudipati static void 1390a36c61f9SKrishna Gudipati bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs, 1391a36c61f9SKrishna Gudipati u16 len) 1392a36c61f9SKrishna Gudipati { 1393a36c61f9SKrishna Gudipati struct fc_els_cmd_s *els_cmd = (struct fc_els_cmd_s *) (fchs + 1); 1394a36c61f9SKrishna Gudipati 1395a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, els_cmd->els_code); 1396a36c61f9SKrishna Gudipati 1397a36c61f9SKrishna Gudipati switch (els_cmd->els_code) { 1398a36c61f9SKrishna Gudipati case FC_ELS_FLOGI: 1399a36c61f9SKrishna Gudipati bfa_fcs_fabric_process_flogi(fabric, fchs, len); 1400a36c61f9SKrishna Gudipati break; 1401a36c61f9SKrishna Gudipati 1402a36c61f9SKrishna Gudipati default: 1403a36c61f9SKrishna Gudipati /* 1404a36c61f9SKrishna Gudipati * need to generate a LS_RJT 1405a36c61f9SKrishna Gudipati */ 1406a36c61f9SKrishna Gudipati break; 1407a36c61f9SKrishna Gudipati } 1408a36c61f9SKrishna Gudipati } 1409a36c61f9SKrishna Gudipati 14105fbe25c7SJing Huang /* 1411a36c61f9SKrishna Gudipati * Process incoming FLOGI 1412a36c61f9SKrishna Gudipati */ 1413a36c61f9SKrishna Gudipati static void 1414a36c61f9SKrishna Gudipati bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric, 1415a36c61f9SKrishna Gudipati struct fchs_s *fchs, u16 len) 1416a36c61f9SKrishna Gudipati { 1417a36c61f9SKrishna Gudipati struct fc_logi_s *flogi = (struct fc_logi_s *) (fchs + 1); 1418a36c61f9SKrishna Gudipati struct bfa_fcs_lport_s *bport = &fabric->bport; 1419a36c61f9SKrishna Gudipati 1420a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fchs->s_id); 1421a36c61f9SKrishna Gudipati 1422a36c61f9SKrishna Gudipati fabric->stats.flogi_rcvd++; 1423a36c61f9SKrishna Gudipati /* 1424a36c61f9SKrishna Gudipati * Check port type. It should be 0 = n-port. 1425a36c61f9SKrishna Gudipati */ 1426a36c61f9SKrishna Gudipati if (flogi->csp.port_type) { 1427a36c61f9SKrishna Gudipati /* 1428a36c61f9SKrishna Gudipati * @todo: may need to send a LS_RJT 1429a36c61f9SKrishna Gudipati */ 1430a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, flogi->port_name); 1431a36c61f9SKrishna Gudipati fabric->stats.flogi_rejected++; 1432a36c61f9SKrishna Gudipati return; 1433a36c61f9SKrishna Gudipati } 1434a36c61f9SKrishna Gudipati 1435ba816ea8SJing Huang fabric->bb_credit = be16_to_cpu(flogi->csp.bbcred); 1436a36c61f9SKrishna Gudipati bport->port_topo.pn2n.rem_port_wwn = flogi->port_name; 1437a36c61f9SKrishna Gudipati bport->port_topo.pn2n.reply_oxid = fchs->ox_id; 1438a36c61f9SKrishna Gudipati 1439a36c61f9SKrishna Gudipati /* 1440a36c61f9SKrishna Gudipati * Send a Flogi Acc 1441a36c61f9SKrishna Gudipati */ 1442a36c61f9SKrishna Gudipati bfa_fcs_fabric_send_flogi_acc(fabric); 1443a36c61f9SKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC); 1444a36c61f9SKrishna Gudipati } 1445a36c61f9SKrishna Gudipati 1446a36c61f9SKrishna Gudipati static void 1447a36c61f9SKrishna Gudipati bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric) 1448a36c61f9SKrishna Gudipati { 1449a36c61f9SKrishna Gudipati struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg; 1450a36c61f9SKrishna Gudipati struct bfa_fcs_lport_n2n_s *n2n_port = &fabric->bport.port_topo.pn2n; 1451a36c61f9SKrishna Gudipati struct bfa_s *bfa = fabric->fcs->bfa; 1452a36c61f9SKrishna Gudipati struct bfa_fcxp_s *fcxp; 1453a36c61f9SKrishna Gudipati u16 reqlen; 1454a36c61f9SKrishna Gudipati struct fchs_s fchs; 1455a36c61f9SKrishna Gudipati 1456c3f1b123SKrishna Gudipati fcxp = bfa_fcs_fcxp_alloc(fabric->fcs, BFA_FALSE); 14575fbe25c7SJing Huang /* 1458a36c61f9SKrishna Gudipati * Do not expect this failure -- expect remote node to retry 1459a36c61f9SKrishna Gudipati */ 1460a36c61f9SKrishna Gudipati if (!fcxp) 1461a36c61f9SKrishna Gudipati return; 1462a36c61f9SKrishna Gudipati 1463a36c61f9SKrishna Gudipati reqlen = fc_flogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), 1464f16a1750SMaggie Zhang bfa_hton3b(FC_FABRIC_PORT), 1465a36c61f9SKrishna Gudipati n2n_port->reply_oxid, pcfg->pwwn, 1466a36c61f9SKrishna Gudipati pcfg->nwwn, 1467a36c61f9SKrishna Gudipati bfa_fcport_get_maxfrsize(bfa), 1468bbe37a67SVijaya Mohan Guvva bfa_fcport_get_rx_bbcredit(bfa), 0); 1469a36c61f9SKrishna Gudipati 14703fd45980SKrishna Gudipati bfa_fcxp_send(fcxp, NULL, fabric->vf_id, fabric->lps->bfa_tag, 1471a36c61f9SKrishna Gudipati BFA_FALSE, FC_CLASS_3, 1472a36c61f9SKrishna Gudipati reqlen, &fchs, bfa_fcs_fabric_flogiacc_comp, fabric, 1473a36c61f9SKrishna Gudipati FC_MAX_PDUSZ, 0); 1474a36c61f9SKrishna Gudipati } 1475a36c61f9SKrishna Gudipati 14765fbe25c7SJing Huang /* 1477a36c61f9SKrishna Gudipati * Flogi Acc completion callback. 1478a36c61f9SKrishna Gudipati */ 1479a36c61f9SKrishna Gudipati static void 1480a36c61f9SKrishna Gudipati bfa_fcs_fabric_flogiacc_comp(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, 1481a36c61f9SKrishna Gudipati bfa_status_t status, u32 rsp_len, 1482a36c61f9SKrishna Gudipati u32 resid_len, struct fchs_s *rspfchs) 1483a36c61f9SKrishna Gudipati { 1484a36c61f9SKrishna Gudipati struct bfa_fcs_fabric_s *fabric = cbarg; 1485a36c61f9SKrishna Gudipati 1486a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, status); 1487a36c61f9SKrishna Gudipati } 1488a36c61f9SKrishna Gudipati 14897826f304SKrishna Gudipati 14907826f304SKrishna Gudipati /* 14917826f304SKrishna Gudipati * Send AEN notification 14927826f304SKrishna Gudipati */ 14937826f304SKrishna Gudipati static void 14947826f304SKrishna Gudipati bfa_fcs_fabric_aen_post(struct bfa_fcs_lport_s *port, 14957826f304SKrishna Gudipati enum bfa_port_aen_event event) 14967826f304SKrishna Gudipati { 14977826f304SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)port->fabric->fcs->bfad; 14987826f304SKrishna Gudipati struct bfa_aen_entry_s *aen_entry; 14997826f304SKrishna Gudipati 15007826f304SKrishna Gudipati bfad_get_aen_entry(bfad, aen_entry); 15017826f304SKrishna Gudipati if (!aen_entry) 15027826f304SKrishna Gudipati return; 15037826f304SKrishna Gudipati 15047826f304SKrishna Gudipati aen_entry->aen_data.port.pwwn = bfa_fcs_lport_get_pwwn(port); 15057826f304SKrishna Gudipati aen_entry->aen_data.port.fwwn = bfa_fcs_lport_get_fabric_name(port); 15067826f304SKrishna Gudipati 15077826f304SKrishna Gudipati /* Send the AEN notification */ 15087826f304SKrishna Gudipati bfad_im_post_vendor_event(aen_entry, bfad, ++port->fcs->fcs_aen_seq, 15097826f304SKrishna Gudipati BFA_AEN_CAT_PORT, event); 15107826f304SKrishna Gudipati } 15117826f304SKrishna Gudipati 1512a36c61f9SKrishna Gudipati /* 1513a36c61f9SKrishna Gudipati * 1514a36c61f9SKrishna Gudipati * @param[in] fabric - fabric 1515a36c61f9SKrishna Gudipati * @param[in] wwn_t - new fabric name 1516a36c61f9SKrishna Gudipati * 1517a36c61f9SKrishna Gudipati * @return - none 1518a36c61f9SKrishna Gudipati */ 1519a36c61f9SKrishna Gudipati void 1520a36c61f9SKrishna Gudipati bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, 1521a36c61f9SKrishna Gudipati wwn_t fabric_name) 1522a36c61f9SKrishna Gudipati { 1523a36c61f9SKrishna Gudipati struct bfad_s *bfad = (struct bfad_s *)fabric->fcs->bfad; 1524a36c61f9SKrishna Gudipati char pwwn_ptr[BFA_STRING_32]; 1525a36c61f9SKrishna Gudipati char fwwn_ptr[BFA_STRING_32]; 1526a36c61f9SKrishna Gudipati 1527a36c61f9SKrishna Gudipati bfa_trc(fabric->fcs, fabric_name); 1528a36c61f9SKrishna Gudipati 1529a36c61f9SKrishna Gudipati if (fabric->fabric_name == 0) { 1530a36c61f9SKrishna Gudipati /* 1531a36c61f9SKrishna Gudipati * With BRCD switches, we don't get Fabric Name in FLOGI. 1532a36c61f9SKrishna Gudipati * Don't generate a fabric name change event in this case. 1533a36c61f9SKrishna Gudipati */ 1534a36c61f9SKrishna Gudipati fabric->fabric_name = fabric_name; 1535a36c61f9SKrishna Gudipati } else { 1536a36c61f9SKrishna Gudipati fabric->fabric_name = fabric_name; 1537a36c61f9SKrishna Gudipati wwn2str(pwwn_ptr, bfa_fcs_lport_get_pwwn(&fabric->bport)); 1538a36c61f9SKrishna Gudipati wwn2str(fwwn_ptr, 1539a36c61f9SKrishna Gudipati bfa_fcs_lport_get_fabric_name(&fabric->bport)); 154088166242SJing Huang BFA_LOG(KERN_WARNING, bfad, bfa_log_level, 1541a36c61f9SKrishna Gudipati "Base port WWN = %s Fabric WWN = %s\n", 1542a36c61f9SKrishna Gudipati pwwn_ptr, fwwn_ptr); 15437826f304SKrishna Gudipati bfa_fcs_fabric_aen_post(&fabric->bport, 15447826f304SKrishna Gudipati BFA_PORT_AEN_FABRIC_NAME_CHANGE); 1545a36c61f9SKrishna Gudipati } 1546a36c61f9SKrishna Gudipati } 1547a36c61f9SKrishna Gudipati 1548881c1b3cSKrishna Gudipati void 1549881c1b3cSKrishna Gudipati bfa_cb_lps_flogo_comp(void *bfad, void *uarg) 1550881c1b3cSKrishna Gudipati { 1551881c1b3cSKrishna Gudipati struct bfa_fcs_fabric_s *fabric = uarg; 1552881c1b3cSKrishna Gudipati bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOGOCOMP); 1553881c1b3cSKrishna Gudipati } 1554881c1b3cSKrishna Gudipati 15555fbe25c7SJing Huang /* 1556a36c61f9SKrishna Gudipati * Returns FCS vf structure for a given vf_id. 1557a36c61f9SKrishna Gudipati * 1558a36c61f9SKrishna Gudipati * param[in] vf_id - VF_ID 1559a36c61f9SKrishna Gudipati * 1560a36c61f9SKrishna Gudipati * return 1561a36c61f9SKrishna Gudipati * If lookup succeeds, retuns fcs vf object, otherwise returns NULL 1562a36c61f9SKrishna Gudipati */ 1563a36c61f9SKrishna Gudipati bfa_fcs_vf_t * 1564a36c61f9SKrishna Gudipati bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id) 1565a36c61f9SKrishna Gudipati { 1566a36c61f9SKrishna Gudipati bfa_trc(fcs, vf_id); 1567a36c61f9SKrishna Gudipati if (vf_id == FC_VF_ID_NULL) 1568a36c61f9SKrishna Gudipati return &fcs->fabric; 1569a36c61f9SKrishna Gudipati 1570a36c61f9SKrishna Gudipati return NULL; 1571a36c61f9SKrishna Gudipati } 1572a36c61f9SKrishna Gudipati 15735fbe25c7SJing Huang /* 1574b85daafeSKrishna Gudipati * Return the list of local logical ports present in the given VF. 1575b85daafeSKrishna Gudipati * 1576b85daafeSKrishna Gudipati * @param[in] vf vf for which logical ports are returned 1577b85daafeSKrishna Gudipati * @param[out] lpwwn returned logical port wwn list 1578b85daafeSKrishna Gudipati * @param[in,out] nlports in:size of lpwwn list; 1579b85daafeSKrishna Gudipati * out:total elements present, 1580b85daafeSKrishna Gudipati * actual elements returned is limited by the size 1581b85daafeSKrishna Gudipati */ 1582b85daafeSKrishna Gudipati void 1583b85daafeSKrishna Gudipati bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports) 1584b85daafeSKrishna Gudipati { 1585b85daafeSKrishna Gudipati struct list_head *qe; 1586b85daafeSKrishna Gudipati struct bfa_fcs_vport_s *vport; 1587b85daafeSKrishna Gudipati int i = 0; 1588b85daafeSKrishna Gudipati struct bfa_fcs_s *fcs; 1589b85daafeSKrishna Gudipati 1590b85daafeSKrishna Gudipati if (vf == NULL || lpwwn == NULL || *nlports == 0) 1591b85daafeSKrishna Gudipati return; 1592b85daafeSKrishna Gudipati 1593b85daafeSKrishna Gudipati fcs = vf->fcs; 1594b85daafeSKrishna Gudipati 1595b85daafeSKrishna Gudipati bfa_trc(fcs, vf->vf_id); 1596b85daafeSKrishna Gudipati bfa_trc(fcs, (uint32_t) *nlports); 1597b85daafeSKrishna Gudipati 1598b85daafeSKrishna Gudipati lpwwn[i++] = vf->bport.port_cfg.pwwn; 1599b85daafeSKrishna Gudipati 1600b85daafeSKrishna Gudipati list_for_each(qe, &vf->vport_q) { 1601b85daafeSKrishna Gudipati if (i >= *nlports) 1602b85daafeSKrishna Gudipati break; 1603b85daafeSKrishna Gudipati 1604b85daafeSKrishna Gudipati vport = (struct bfa_fcs_vport_s *) qe; 1605b85daafeSKrishna Gudipati lpwwn[i++] = vport->lport.port_cfg.pwwn; 1606b85daafeSKrishna Gudipati } 1607b85daafeSKrishna Gudipati 1608b85daafeSKrishna Gudipati bfa_trc(fcs, i); 1609b85daafeSKrishna Gudipati *nlports = i; 1610b85daafeSKrishna Gudipati } 1611b85daafeSKrishna Gudipati 1612b85daafeSKrishna Gudipati /* 1613a36c61f9SKrishna Gudipati * BFA FCS PPORT ( physical port) 1614a36c61f9SKrishna Gudipati */ 1615a36c61f9SKrishna Gudipati static void 1616a36c61f9SKrishna Gudipati bfa_fcs_port_event_handler(void *cbarg, enum bfa_port_linkstate event) 1617a36c61f9SKrishna Gudipati { 1618a36c61f9SKrishna Gudipati struct bfa_fcs_s *fcs = cbarg; 1619a36c61f9SKrishna Gudipati 1620a36c61f9SKrishna Gudipati bfa_trc(fcs, event); 1621a36c61f9SKrishna Gudipati 1622a36c61f9SKrishna Gudipati switch (event) { 1623a36c61f9SKrishna Gudipati case BFA_PORT_LINKUP: 1624a36c61f9SKrishna Gudipati bfa_fcs_fabric_link_up(&fcs->fabric); 1625a36c61f9SKrishna Gudipati break; 1626a36c61f9SKrishna Gudipati 1627a36c61f9SKrishna Gudipati case BFA_PORT_LINKDOWN: 1628a36c61f9SKrishna Gudipati bfa_fcs_fabric_link_down(&fcs->fabric); 1629a36c61f9SKrishna Gudipati break; 1630a36c61f9SKrishna Gudipati 1631a36c61f9SKrishna Gudipati default: 1632d4b671c5SJing Huang WARN_ON(1); 1633a36c61f9SKrishna Gudipati } 1634a36c61f9SKrishna Gudipati } 1635a36c61f9SKrishna Gudipati 1636a36c61f9SKrishna Gudipati void 1637a36c61f9SKrishna Gudipati bfa_fcs_port_attach(struct bfa_fcs_s *fcs) 1638a36c61f9SKrishna Gudipati { 1639a36c61f9SKrishna Gudipati bfa_fcport_event_register(fcs->bfa, bfa_fcs_port_event_handler, fcs); 1640a36c61f9SKrishna Gudipati } 1641a36c61f9SKrishna Gudipati 16425fbe25c7SJing Huang /* 1643a36c61f9SKrishna Gudipati * BFA FCS UF ( Unsolicited Frames) 1644a36c61f9SKrishna Gudipati */ 1645a36c61f9SKrishna Gudipati 16465fbe25c7SJing Huang /* 1647a36c61f9SKrishna Gudipati * BFA callback for unsolicited frame receive handler. 1648a36c61f9SKrishna Gudipati * 1649a36c61f9SKrishna Gudipati * @param[in] cbarg callback arg for receive handler 1650a36c61f9SKrishna Gudipati * @param[in] uf unsolicited frame descriptor 1651a36c61f9SKrishna Gudipati * 1652a36c61f9SKrishna Gudipati * @return None 1653a36c61f9SKrishna Gudipati */ 1654a36c61f9SKrishna Gudipati static void 1655a36c61f9SKrishna Gudipati bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf) 1656a36c61f9SKrishna Gudipati { 1657a36c61f9SKrishna Gudipati struct bfa_fcs_s *fcs = (struct bfa_fcs_s *) cbarg; 1658a36c61f9SKrishna Gudipati struct fchs_s *fchs = bfa_uf_get_frmbuf(uf); 1659a36c61f9SKrishna Gudipati u16 len = bfa_uf_get_frmlen(uf); 1660a36c61f9SKrishna Gudipati struct fc_vft_s *vft; 1661a36c61f9SKrishna Gudipati struct bfa_fcs_fabric_s *fabric; 1662a36c61f9SKrishna Gudipati 16635fbe25c7SJing Huang /* 1664a36c61f9SKrishna Gudipati * check for VFT header 1665a36c61f9SKrishna Gudipati */ 1666a36c61f9SKrishna Gudipati if (fchs->routing == FC_RTG_EXT_HDR && 1667a36c61f9SKrishna Gudipati fchs->cat_info == FC_CAT_VFT_HDR) { 1668a36c61f9SKrishna Gudipati bfa_stats(fcs, uf.tagged); 1669a36c61f9SKrishna Gudipati vft = bfa_uf_get_frmbuf(uf); 1670a36c61f9SKrishna Gudipati if (fcs->port_vfid == vft->vf_id) 1671a36c61f9SKrishna Gudipati fabric = &fcs->fabric; 1672a36c61f9SKrishna Gudipati else 1673a36c61f9SKrishna Gudipati fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id); 1674a36c61f9SKrishna Gudipati 16755fbe25c7SJing Huang /* 1676a36c61f9SKrishna Gudipati * drop frame if vfid is unknown 1677a36c61f9SKrishna Gudipati */ 1678a36c61f9SKrishna Gudipati if (!fabric) { 1679d4b671c5SJing Huang WARN_ON(1); 1680a36c61f9SKrishna Gudipati bfa_stats(fcs, uf.vfid_unknown); 1681a36c61f9SKrishna Gudipati bfa_uf_free(uf); 1682a36c61f9SKrishna Gudipati return; 1683a36c61f9SKrishna Gudipati } 1684a36c61f9SKrishna Gudipati 16855fbe25c7SJing Huang /* 1686a36c61f9SKrishna Gudipati * skip vft header 1687a36c61f9SKrishna Gudipati */ 1688a36c61f9SKrishna Gudipati fchs = (struct fchs_s *) (vft + 1); 1689a36c61f9SKrishna Gudipati len -= sizeof(struct fc_vft_s); 1690a36c61f9SKrishna Gudipati 1691a36c61f9SKrishna Gudipati bfa_trc(fcs, vft->vf_id); 1692a36c61f9SKrishna Gudipati } else { 1693a36c61f9SKrishna Gudipati bfa_stats(fcs, uf.untagged); 1694a36c61f9SKrishna Gudipati fabric = &fcs->fabric; 1695a36c61f9SKrishna Gudipati } 1696a36c61f9SKrishna Gudipati 1697a36c61f9SKrishna Gudipati bfa_trc(fcs, ((u32 *) fchs)[0]); 1698a36c61f9SKrishna Gudipati bfa_trc(fcs, ((u32 *) fchs)[1]); 1699a36c61f9SKrishna Gudipati bfa_trc(fcs, ((u32 *) fchs)[2]); 1700a36c61f9SKrishna Gudipati bfa_trc(fcs, ((u32 *) fchs)[3]); 1701a36c61f9SKrishna Gudipati bfa_trc(fcs, ((u32 *) fchs)[4]); 1702a36c61f9SKrishna Gudipati bfa_trc(fcs, ((u32 *) fchs)[5]); 1703a36c61f9SKrishna Gudipati bfa_trc(fcs, len); 1704a36c61f9SKrishna Gudipati 1705a36c61f9SKrishna Gudipati bfa_fcs_fabric_uf_recv(fabric, fchs, len); 1706a36c61f9SKrishna Gudipati bfa_uf_free(uf); 1707a36c61f9SKrishna Gudipati } 1708a36c61f9SKrishna Gudipati 1709a36c61f9SKrishna Gudipati void 1710a36c61f9SKrishna Gudipati bfa_fcs_uf_attach(struct bfa_fcs_s *fcs) 1711a36c61f9SKrishna Gudipati { 1712a36c61f9SKrishna Gudipati bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs); 1713a36c61f9SKrishna Gudipati } 1714